Siemens 3VA5190-5ED21-0AA0 90A 2P 480V Circuit Breaker | AmpState

Meet the Siemens 3VA5190-5ED21-0AA0 — a purpose-built circuit breaker crafted for reliable protection in panelboards, load centers, and electrical distribution networks. This 2-pole unit delivers a 90 A rating at 480 V, making it a solid choice for commercial and light industrial applications where dependable interruption is essential to protect wiring, devices, and personnel.

Why this exact part matters for your project

• Exact part number for BOM fidelity: The 3VA5190-5ED21-0AA0 designation keeps your original equipment manufacturer (Siemens) bill of materials intact, reducing compatibility risks and enabling precise replacement in service or retrofit projects.
• Two-pole, 90 A protection: Designed for circuits that require balanced protection and clean disconnects across two conductors, helping maintain system integrity in distribution setups.
• 480 V class performance: Ideal for commercial electrical distribution where higher voltage circuits demand robust protection and reliable interruption timing.
• Designed for Siemens ecosystems: Seamlessly integrates with Siemens panelboards, load centers, and accessories, preserving electrical system compatibility and performance.
• AmpState availability: Ready-to-ship from AmpState, supporting fast replacements and dependable spare stocking for ongoing maintenance programs.
• Expert compatibility support: If you’re unsure about fit, AmpState can help confirm compatibility with your panel schedule and existing gear—so you can move forward with confidence.

Practical use cases and who benefits

• Replacing a failed or aging breaker in Siemens panelboards or load centers while keeping BOM alignment to the original part number.
• Stocking spares as part of a preventive maintenance program for facilities that rely on stable, compliant electrical distribution.
• Upgrading or maintaining commercial electrical systems where 480 V distribution is standard and 90 A capacity matches the circuit requirements.
• Specifying exact Siemens components in project documentation to ensure installation congruence with design drawings and commissioning tests.

Key considerations when evaluating this breaker

• Confirm the circuit’s voltage and current requirements align with 480 V and 90 A to ensure safe, reliable protection.
• Verify that the application is compatible with a two-pole configuration for circuits that require simultaneous interruption of both conductors.
• Ensure the replacement part number matches the original specification to maintain BOM integrity and warranty support.
• Leverage AmpState’s compatibility support to confirm fit within your specific Siemens panel or distribution setup.

Technical snapshot

• Manufacturer: Siemens
• Part Number: 3VA5190-5ED21-0AA0
• Product Type: Circuit Breaker
• Amperage: 90 A
• Poles: 2
• Voltage: 480 V
• Applications: Panelboards, Load centers, Electrical distribution
• Availability: AmpState

If you’re aiming for a precise, reliable replacement that keeps your electrical system aligned with the original design, the Siemens 3VA5190-5ED21-0AA0 is engineered for that exact purpose. For compatibility confirmation or tailored assistance, you can reach out to AmpState for expert support and quicker, confident procurement.